How Much Heat Is Released When 115 G of Steam

question 18

Multiple Choice

How much heat is released when 115 g of steam at 100.0°C is cooled to ice at -15.0°C? The enthalpy of vaporization of water is 40.67 kJ/mol,the enthalpy of fusion for water is 6.01 kJ/mol,the molar heat capacity of liquid water is 75.4 J/(mol ∙ °C) ,and the molar heat capacity of ice is 36.4 J/(mol ∙ °C) .

• A) 54.8 kJ
• B) 299 kJ
• C) 350 kJ
• D) 380 kJ

---

Definitions:

Central Government

The national government, as opposed to state or local governments, responsible for managing affairs that affect the country as a whole.

Antifederalist

Individuals who opposed the creation of a stronger U.S. federal government and the ratification of the Constitution in 1787-88, preferring more power to be held by state governments.

Federalist

An advocate or supporter of federalism, particularly referring to those who supported the ratification of the U.S. Constitution in the late 18th century.

Bill of Rights

The initial ten amendments to the United States Constitution, guaranteeing fundamental rights and liberties to American citizens.